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Finding the Fourth Proportional to 701.95, 1,052.92 and 269

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Solution

The fourth proportional to 701.95, 1,052.92 and 269 is: 403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.95 : 1,052.92 = 269 : x
  2. Step 2: Convert to fraction form
    701.95/1,052.92 = 269/x
  3. Step 3: Cross multiply
    701.95x = 1,052.92 × 269
  4. Step 4: Simplify right side
    701.95x = 283,235.48
  5. Step 5: Solve for x
    x = 283,235.48/701.95
  6. Step 6: Final answer
    x = 403.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.